催化光度法测定人发中微量碘的研究与应用
Guangdong Trace Elements Science(2012)
Abstract
建立了催化光度法用于人发中微量碘的测定,研究了发碘的测试条件,重点研究了发样溶解条件对测试结果的影响,采用300 g/L的K2CO3溶液浸泡,105℃烘干后于550℃熔融分解。结果表明,该法的检出限为0.038μg/g,相对标准偏差为6.5%。用于儿童发碘分析,结果令人满意。
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Key words
Iodine,human hair,catalytic photometric method
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